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If 1,000 J of energy is added to a steam engine, and 400 J of work is done by the engine, how much thermal energy ends up being added to the engine?

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Shadowgirl123idn

Answer:

0.4

The efficiency is defined as the work done divided by the heat provided at Th. ε = W/Qh = 400 J/1000 J = 0.4 The Carnot efficiency is given in terms of the high and low temperatures.

Hope this helps, please let me know if it is wrong.

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